CN102151871A - Method for processing interchangeable valve body and gate of gate valve and special-purpose machine tool - Google Patents
Method for processing interchangeable valve body and gate of gate valve and special-purpose machine tool Download PDFInfo
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- CN102151871A CN102151871A CN2010101098263A CN201010109826A CN102151871A CN 102151871 A CN102151871 A CN 102151871A CN 2010101098263 A CN2010101098263 A CN 2010101098263A CN 201010109826 A CN201010109826 A CN 201010109826A CN 102151871 A CN102151871 A CN 102151871A
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Abstract
The invention discloses a method for processing an interchangeable valve body and a gate of a gate valve, which comprises the following steps of: 1. clamping a valve body or a gate on a rotating working platform, and enabling the centre line of a processed first sealing surface and a rotating centre line of a processing knife to be superposed; and 2. rotating the processing knife to process the first sealing surface of the valve body or the gate to meet the requirement of a specified size and tolerance, and then rotating the rotating working platform for 180 degrees and enabling the centre line of the first sealing surface needing to be processed and the rotating centre line of the processing knife to be superposed; and rotating the processing knife, and processing the second sealing surface of the valve body or the gate to meet the requirement of a specified size and tolerance. The invention also discloses a special-purpose machine tool used for carrying out the processing method. The first sealing surface and the second sealing surface of the valve body and the gate processed by adopting the method and the machine tool disclosed by the invention have high size precision and good uniformity; and the method and machine tool disclosed by the invention solve the problem that the processed valve body and gate processed by adopting the traditional processing method and equipment have poor uniformity.
Description
Technical field
The present invention relates to the processing technique field of gate valve, particularly the processing method and the special purpose machine tool of interchangeable valve body of gate valve and flashboard.
Background technology
Tradition processing gate valve body and flashboard sealing surface are two sealing surfaces of processing valve body and flashboard respectively, after fixing a side seal face, reprocessing, and then the sealing surface of fixing processing opposite side, in such process, because twice clamping, produced error, correspondingly have influence on the crudy of valve body and flashboard, simultaneously because all there are different errors in the different valve bodies with same model of two sealing surfaces and the flashboard of each valve body and flashboard, so just have two problems: first problem after causing valve body or flashboard one of them damaging, can not be changed with pre-processed valve body or flashboard, can only integral replacing, cause renewal cost too high, perhaps process equipped valve body or flashboard again, cause the delivery cycle to prolong, have influence on on-the-spot the use according to valve body or flashboard in using.Second problem is can not exchange between valve body and the flashboard, and when causing assembling, apolegamy mutually causes efficiency of assembling to descend.
Summary of the invention
One of technical problem to be solved by this invention is to provide the processing method of interchangeable valve body of a kind of gate valve and flashboard, and by valve body and flashboard high conformity that this method processes, interchangeability is strong.Two of technical problem to be solved by this invention is to provide a kind of special purpose machine tool of realizing above-mentioned processing method.
Processing method as interchangeable valve body of the gate valve of first aspect present invention and flashboard is characterized in that, comprises the steps:
1, valve body or flashboard are clamped on the single-revolution workbench, the center line of the primary sealing area of being processed is overlapped with the rotation centerline of process tool;
2, rotation processing cutlery, the primary sealing area of processing valve body or flashboard is to given size and tolerance, and rotating back to changes a job makes 180 ° on platform, and the center line of the primary sealing area that needs processing is overlapped with the rotation centerline of process tool; The rotation process tool, the secondary sealing area of processing valve body or flashboard is to given size and tolerance.
As the special purpose machine tool of second aspect present invention, comprise a lathe bed, it is characterized in that, comprise that also one is installed in the revolution workbench on the lathe bed; One is installed on the described lathe bed in order to drive the rotating panoramic table servomotor of described revolution workbench; One is inclined in the slide unit on the described lathe bed; One places the supporting plate on the described slide unit; One is installed on the described slide unit in order to drive the supporting plate feed servo motor that described supporting plate slides on described slide unit; Be installed in the main spindle box on the described supporting plate; Be installed in the main axle servo motor of drive shaft case inner main axis rotation on the main spindle box; Be installed in the facing head of described main shaft output; Be installed in the knife rest on the slide plate of facing head; Be installed in the cutter on the knife rest; Be installed on the main spindle box and on described facing head, move radially the facing head slide plate feed servo motor of realizing radially feed in order to drive knife rest.
Angle between the perpendicular bisector of the rotation centerline of knife rest of the present invention and described revolution workbench is 90 °+α/2, and α is the angle between valve body or the flashboard two processing sealing surfaces.
Panoramic table servomotor of the present invention drives the revolution workbench by worm gear.
Slide unit of the present invention is installed on the described lathe bed between the grade bar between described lathe bed and the slide unit by one, and the oblique angle of described grade bar is α/2.
Supporting plate feed servo motor of the present invention drives described supporting plate by supporting plate feeding ball wire rod mechanism and slides on described slide unit.
Facing head slide plate feed servo motor of the present invention is connected by the interior combination mechanism of facing head slide plate feeding ball screw and facing head, and the combination mechanism in the facing head is connected with the slide plate on the flat rotating plate.
The present invention also is provided with the spiral chip cleaner on described lathe bed, and is provided with the smear metal feeder at the periphery that described lathe bed is positioned at described revolution workbench, and the inlet of described spiral chip cleaner is communicated with the outlet of described smear metal feeder.
Owing to adopted above-mentioned processing method and special purpose machine tool, the dimensional accuracy height of the valve body of being processed and the primary sealing area of flashboard and secondary sealing area, high conformity, the valve body that existing processing method and equipment processes and the problem of flashboard uniformity difference have been solved, between the valve body of being processed and valve body, interchangeability is good between flashboard and the flashboard, all can cooperate and keep good sealing property between arbitrary valve body and the arbitrary flashboard.Valve body and the processing of valve plate two sealing surfaces only need a clamping to finish respectively, have therefore improved production efficiency greatly.
Description of drawings
Further specify the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the valve body structure schematic diagram of processing required for the present invention.
Fig. 2 is the flashboard structure schematic diagram of processing required for the present invention.
Fig. 3 is the structural representation of special purpose machine tool of the present invention.
Fig. 4 processes the processing schematic diagram of valve body primary sealing area for the present invention.
Fig. 5 processes the processing schematic diagram of valve body secondary sealing area for the present invention.
Fig. 6 processes the processing schematic diagram of flashboard primary sealing area for the present invention.
Fig. 7 processes the processing schematic diagram of flashboard secondary sealing area for the present invention.
The specific embodiment
Following embodiment further describes the present invention, but described embodiment only is used to illustrate the present invention rather than restriction the present invention.
The primary sealing area 120, the secondary sealing area 130 that have a pipeline 110 in the valve body 100 as shown in Figure 1 and seal with flashboard are reprocessed after primary sealing area 120 and secondary sealing area 130 adopt the built-up welding of D507 stainless steel electrode, and processing back layer thickness is 2mm.Has an angle α between primary sealing area 120 and the secondary sealing area 130, the center line 121 and the angle between the pipe centerline 111 of primary sealing area 120 are α/2, and the center line 131 and the angle between the pipe centerline 111 of secondary sealing area 120 are α/2.
Flashboard 200 as shown in Figure 2 has a flashboard body 210, the two sides of flashboard body 210 are for cooperating primary sealing area 220, the secondary sealing area 230 that seals with primary sealing area 120, the secondary sealing area 130 of valve body, reprocess after primary sealing area 220 and secondary sealing area 230 adopt the built-up welding of D507 stainless steel electrode, processing back layer thickness is 2mm.Has an angle α between primary sealing area 220 and the secondary sealing area 230, angle between the center line 221 of primary sealing area 220 and the flashboard body center line 211 is α/2, and the angle between the center line 222 of secondary sealing area 230 and the flashboard body center line 211 is α/2.
Special purpose machine tool as shown in Figure 3 comprises a lathe bed 310, and a side of lathe bed 310 is made platform 320 in order to install back to change a job, and opposite side is with being installed in parts such as slide unit 330, supporting plate 340, main spindle box 350.On lathe bed 310, also be provided with spiral chip cleaner 350, and lathe bed 310 be positioned at the revolution workbench 320 periphery be provided with smear metal feeder 311, the inlet of spiral chip cleaner 320 is communicated with the outlet of smear metal feeder 311.
Supporting plate 340 slides and places on the slide unit 330, afterbody at slide unit 330 is equipped with a supporting plate feed servo motor 341, the inside of slide unit 330 is equipped with supporting plate feeding ball wire rod mechanism 342, supporting plate feed servo motor 341 drives supporting plate 340 by supporting plate feeding ball wire rod mechanism 342 and slides on slide unit 330, realizes the feeding of Z axle.
Afterbody at main spindle box 350 is equipped with facing head slide plate feed servo motor 362, facing head slide plate feed servo motor 362 moves by facing head slide plate feeding ball screw 363, facing head slide plate feeding ball screw 363 vertically moves by the slide plate 361 that combination mechanism (not shown) in the facing head drives on the facing head 360 again, and driving knife rest 370 moves radially on facing head 360 realizes radially feed.
Referring to Fig. 4 and Fig. 5, the processing method of valve body 100 is: valve body 100 is clamped on the revolution workbench 320, the center line 121 of the primary sealing area of being processed 120 is overlapped with the rotation centerline 371 of knife rest 370.
The CT1 work system is sent signal and is kept, S1 sends signal and keeps, starting supporting plate feed servo motor 341, driving supporting plate 340 by supporting plate feeding ball wire rod mechanism 342 slides on slide unit 330, realize the feeding of Z axle, start facing head slide plate feed servo motor 362 simultaneously, drive knife rest 370 actions by facing head slide plate feeding ball screw 363, open main axle servo motor 351 again, the primary sealing area 120 of processing valve body 100 is to given size and tolerance, after primary sealing area 120 process finishing, close down main axle servo motor 351, facing head slide plate feed servo motor 362 and supporting plate feed servo motor 341 are reverse, make knife rest 370 and cutter 380 withdraw from valve body 100.
After knife rest 370 and cutter 380 withdraw from valve body 100, the output of CT1 work system commutation signal, revolution workbench 320 unclamps the back S2 signal output that puts in place, CT1 work system commutation signal keeps, the S2 signal keeps, start panoramic table servomotor 321, drive 180 ° of revolution workbench 320 revolutions by worm gear 322, after revolution puts in place, the CT1 work system commutation signal output that puts in place, the S2 signal keeps secondary sealing area 130 according to above-mentioned processing valve body 100 to given size and tolerance, unloads valve body 100.
Referring to Fig. 6 and Fig. 7, the processing method of flashboard 200 is: flashboard 200 is clamped on the revolution workbench 320, the center line 221 of the primary sealing area of being processed 220 is overlapped with the rotation centerline 371 of knife rest 370.
The CT1 work system is sent signal and is kept, S1 sends signal and keeps, starting supporting plate feed servo motor 341, driving supporting plate 340 by supporting plate feeding ball wire rod mechanism 342 slides on slide unit 330, realize the feeding of Z axle, start facing head slide plate feed servo motor 362 simultaneously, drive knife rest 370 actions by facing head slide plate feeding ball screw 363, open main axle servo motor 351 again, the primary sealing area 120 of processing valve body 100 is to given size and tolerance, after primary sealing area 220 process finishing, close down main axle servo motor 351, facing head slide plate feed servo motor 362 and supporting plate feed servo motor 340 are reverse, make knife rest 370 and cutter 380 withdraw from flashboard 200.
After knife rest 370 and cutter 380 withdraw from valve plate 200, the output of CT1 work system commutation signal, revolution workbench 320 unclamps the back S2 signal output that puts in place, CT1 work system commutation signal keeps, the S2 signal keeps, start panoramic table servomotor 321, drive 180 ° of revolution workbench 320 revolutions by worm gear 322, after revolution puts in place, the CT1 work system commutation signal output that puts in place, the S2 signal keeps secondary sealing area 230 according to above-mentioned processing flashboard 200 to given size and tolerance, unloads lower flashboard 200.
Above content shows and has described basic principle of the present invention, principal character and advantage of the present invention.The personnel of the industry should understand; the present invention is not subjected to the restriction of above-mentioned example; that describes in above-mentioned example and the explanation just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all will fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (8)
1. the processing method of interchangeable valve body of gate valve and flashboard is characterized in that, comprises the steps:
(1), valve body or flashboard are clamped on the single-revolution workbench, the center line of the primary sealing area of being processed is overlapped with the rotation centerline of process tool;
(2), rotation processing cutlery, the primary sealing area of processing valve body or flashboard is to given size and tolerance, rotating back to changes a job makes 180 ° on platform, and the center line of the primary sealing area that needs processing is overlapped with the rotation centerline of process tool; The rotation process tool, the secondary sealing area of processing valve body or flashboard is to given size and tolerance.
2. a special purpose machine tool of realizing the described processing method of claim 1 comprises a lathe bed, it is characterized in that, comprises that also one is installed in the revolution workbench on the lathe bed; One is installed on the described lathe bed in order to drive the rotating panoramic table servomotor of described revolution workbench; One is inclined in the slide unit on the described lathe bed; One slip places the supporting plate on the described slide unit; One is installed on the described slide unit in order to drive the supporting plate feed servo motor that described supporting plate slides on described slide unit; Be installed in the main spindle box on the described supporting plate; Be installed in the main axle servo motor of drive shaft case inner main axis rotation on the main spindle box; Be installed in the facing head of described main shaft output; Be installed in the knife rest on the slide plate of facing head; Be installed in the cutter on the knife rest; Be installed on the main spindle box and on described facing head, move radially the facing head slide plate feed servo motor of realizing radially feed in order to drive knife rest.
3. special purpose machine tool as claimed in claim 1 is characterized in that, the angle between the perpendicular bisector of the rotation centerline of described knife rest and described revolution workbench is 90 °+α/2, and α is the angle between valve body or the flashboard two processing sealing surfaces.
4. special purpose machine tool as claimed in claim 1 is characterized in that, the panoramic table servomotor drive the revolution workbench by worm gear.
5. special purpose machine tool as claimed in claim 1 is characterized in that, described slide unit is installed on the described lathe bed between the grade bar between described lathe bed and the slide unit by one, and the oblique angle of described grade bar is α/2.
6. special purpose machine tool as claimed in claim 1 is characterized in that, described supporting plate feed servo motor drives described supporting plate by supporting plate feeding ball wire rod mechanism and slides on described slide unit.
7. special purpose machine tool as claimed in claim 1 is characterized in that, described facing head slide plate feed servo motor is connected by the interior combination mechanism of facing head slide plate feeding ball screw and facing head, and the combination mechanism in the facing head is connected with the slide plate on the flat rotating plate.
8. special purpose machine tool as claimed in claim 1, it is characterized in that, also be provided with the spiral chip cleaner on described lathe bed, and be provided with the smear metal feeder at the periphery that described lathe bed is positioned at described revolution workbench, the inlet of described spiral chip cleaner is communicated with the outlet of described smear metal feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101098263A CN102151871A (en) | 2010-02-11 | 2010-02-11 | Method for processing interchangeable valve body and gate of gate valve and special-purpose machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101098263A CN102151871A (en) | 2010-02-11 | 2010-02-11 | Method for processing interchangeable valve body and gate of gate valve and special-purpose machine tool |
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| CN102151871A true CN102151871A (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101098263A Pending CN102151871A (en) | 2010-02-11 | 2010-02-11 | Method for processing interchangeable valve body and gate of gate valve and special-purpose machine tool |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506188A (en) * | 2011-11-01 | 2012-06-20 | 葛俊杰 | Interchangeable processing technology for sealing surfaces of shutter and valve body |
| CN102501138A (en) * | 2011-11-01 | 2012-06-20 | 葛俊杰 | Machining process for interchangeable wedge-shaped gates and valve seat |
| CN102528538A (en) * | 2012-02-29 | 2012-07-04 | 上海宏功机械科技有限公司 | Machining method for valve body, clamping clamp and machining equipment |
| CN103240615A (en) * | 2012-02-10 | 2013-08-14 | 上海茂德企业集团有限公司 | Flashboard processing method, clamp and processing equipment special for flashboard processing |
| CN104028797A (en) * | 2013-03-05 | 2014-09-10 | 西安重装韩城煤矿机械有限公司 | Belt conveyor roller frame vertical beam drilling device and method |
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| CN2293685Y (en) * | 1997-01-24 | 1998-10-07 | 吕凡 | Interchanging apparatus for universal equipment processing valve body and valve plate |
| CN201316821Y (en) * | 2008-12-11 | 2009-09-30 | 蒋宏宝 | Convenient-angle-adjusting gate valve machining device |
| CN201613377U (en) * | 2010-02-11 | 2010-10-27 | 上海茂德企业集团有限公司 | Special machine tool for processing interchangeable valve body of gate valve and damper plate |
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2010
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| CN2293685Y (en) * | 1997-01-24 | 1998-10-07 | 吕凡 | Interchanging apparatus for universal equipment processing valve body and valve plate |
| CN201316821Y (en) * | 2008-12-11 | 2009-09-30 | 蒋宏宝 | Convenient-angle-adjusting gate valve machining device |
| CN201613377U (en) * | 2010-02-11 | 2010-10-27 | 上海茂德企业集团有限公司 | Special machine tool for processing interchangeable valve body of gate valve and damper plate |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102506188A (en) * | 2011-11-01 | 2012-06-20 | 葛俊杰 | Interchangeable processing technology for sealing surfaces of shutter and valve body |
| CN102501138A (en) * | 2011-11-01 | 2012-06-20 | 葛俊杰 | Machining process for interchangeable wedge-shaped gates and valve seat |
| CN102506188B (en) * | 2011-11-01 | 2013-09-25 | 葛俊杰 | Interchangeable processing technology for sealing surfaces of shutter and valve body |
| CN102501138B (en) * | 2011-11-01 | 2013-09-25 | 葛俊杰 | Machining process for interchangeable wedge-shaped gates and valve seat |
| CN103240615A (en) * | 2012-02-10 | 2013-08-14 | 上海茂德企业集团有限公司 | Flashboard processing method, clamp and processing equipment special for flashboard processing |
| CN103240615B (en) * | 2012-02-10 | 2016-03-16 | 上海茂德企业集团有限公司 | Flashboard processing method, for flashboard processing special fixture and process equipment |
| CN102528538A (en) * | 2012-02-29 | 2012-07-04 | 上海宏功机械科技有限公司 | Machining method for valve body, clamping clamp and machining equipment |
| CN102528538B (en) * | 2012-02-29 | 2014-05-14 | 上海宏功机械科技有限公司 | Machining method for valve body, clamping clamp and machining equipment |
| CN104028797A (en) * | 2013-03-05 | 2014-09-10 | 西安重装韩城煤矿机械有限公司 | Belt conveyor roller frame vertical beam drilling device and method |
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Application publication date: 20110817 |